Additional refactoring
Clean-up of the InTheLab page
Adding preliminary route control.  Needs lots of visual cleanup but the functionality is there.
Updated styling.  Many thanks to Sanjith for walking me through it.
Updated tree building algorithm to use one found on http://blog.pixelingene.com/demos/d3_tree/
Removed outdated files.
Updates to Edge Bundling

Feature to add multiple colors to the arcs.
Added links to different visualizations in Edge Bundling.
Added landing page with appropriate links for In the Lab
Updating linkage to have links to the node details page.
Updated Text inside the arcs
Merge branch 'Feature_EdgeBundling' into develop

Conflicts:
	src/public/app/app.js
Made arc colors for activity types match colors in Linkage Viewer
Color adjustments to arc for InTheLab
Color of the nodes in the sys tree viewer now changes if a valid flag is true.  Also cleaned up the history viewer to not add "In The Lab" if they visit the in the lab page.
Added filter to the svg text
Node filter on linkage viewer
Merge branch 'develop' of https://github.com/informaticslab/apollo into nodefilter
Updated nodesj.s - getadvancedsearchdata controller to revert overwrite
Tetx background set to white (resolved Firefox issues)
New Data Set